13716648 has 128 divisors (see below), whose sum is σ = 43545600. Its totient is φ = 3960000.

The previous prime is 13716641. The next prime is 13716649. The reversal of 13716648 is 84661731.

13716648 is a `hidden beast` number, since 1 + 3 + 7 + 1 + 6 + 648 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (13716641) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 54523 + ... + 54773.

It is an arithmetic number, because the mean of its divisors is an integer number (340200).

Almost surely, 2^13716648 is an apocalyptic number.

13716648 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13716648, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (21772800).

13716648 is an abundant number, since it is smaller than the sum of its proper divisors (29828952).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13716648 is a wasteful number, since it uses less digits than its factorization.

13716648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 300 (or 290 counting only the distinct ones).

The product of its digits is 24192, while the sum is 36.

The square root of 13716648 is about 3703.5993303812. The cubic root of 13716648 is about 239.3771348945.

The spelling of 13716648 in words is "thirteen million, seven hundred sixteen thousand, six hundred forty-eight".